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Mechanical Operations

Mechanical Operations
Dispersion of a gas through liquid is done by using a

Masticator
None of these
Kneader
Sparger

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Mechanical Operations
Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor.

Flight
Slat or drag
Ribbon
Screw

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Mechanical Operations
Pick out the material having minimum Rittinger's number.

Calcite
Galena
Quartz
Pyrite

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Mechanical Operations
Traces of liquid tar fog present in coke oven gas is separated using

Electrostatic precipitator
Strainer
Cyclone separator
None of these

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Mechanical Operations
As particle size is reduced

None of these
Capacity and effectiveness of the screen is increased
Screening becomes progressively easier
Screening becomes progressively more difficult

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Mechanical Operations
Which of the following is not categorised as a "mechanical operation"?

Filtration
Agitation
Humidification
Size enlargement

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